CVE-2017-4923 : Security Advisory and Response
Learn about CVE-2017-4923, an information disclosure vulnerability in VMware vCenter Server versions 6.5 (before 6.5 U1) that exposes plaintext credentials. Find out the impact, affected systems, exploitation mechanism, and mitigation steps.
An information disclosure vulnerability has been identified in VMware vCenter Server versions 6.5 (before 6.5 U1), potentially exposing plaintext credentials when using the file-based backup functionality.
Understanding CVE-2017-4923
This CVE pertains to an information disclosure vulnerability in VMware vCenter Server versions 6.5 (prior to 6.5 U1) that could lead to the exposure of plaintext credentials.
What is CVE-2017-4923?
This vulnerability in VMware vCenter Server could allow attackers to obtain plaintext credentials when utilizing the file-based backup feature of the vCenter Server Appliance.
The Impact of CVE-2017-4923
The vulnerability could result in the exposure of sensitive information, specifically plaintext credentials, which could be exploited by malicious actors to gain unauthorized access to systems or sensitive data.
Technical Details of CVE-2017-4923
This section provides more technical insights into the vulnerability.
Vulnerability Description
VMware vCenter Server (6.5 prior to 6.5 U1) contains an information disclosure vulnerability that may allow plaintext credentials to be obtained through the file-based backup feature.
Affected Systems and Versions
- Affected Version: VMware vCenter Server 6.5 (before 6.5 U1)
Exploitation Mechanism
The vulnerability can be exploited by attackers to access plaintext credentials when the file-based backup functionality of the vCenter Server Appliance is used.
Mitigation and Prevention
Protecting systems from CVE-2017-4923 is crucial to maintaining security.
Immediate Steps to Take
- Apply the necessary security patches provided by VMware promptly.
- Monitor for any unauthorized access or suspicious activities on the vCenter Server.
Long-Term Security Practices
- Regularly update and patch VMware vCenter Server to mitigate known vulnerabilities.
- Implement strong access controls and authentication mechanisms to prevent unauthorized access.
Patching and Updates
- Ensure that VMware vCenter Server is updated to version 6.5 U1 or later to address the information disclosure vulnerability.